Experimental setup to test basis of sibling aggression

There is no clear explanation for the evolution of sibling aggression. Experiments have shown that sibling aggression in the south polar skua is not dependent on the amount of food available to chicks during breeding season.

Bibliographic Details
Main Author:	Young, Euan
Format:	Still Image
Language:	unknown
Published:	School of Biological Sciences, University of Auckland 1993
Subjects:	Birds Land & seabirds Aves Charadriiformes Stercorariidae - Skuas Chatharacta maccormicki - South Polar Skua Cape Crozier Crozier Ross Island Antarc* Antarctica
Online Access:	http://dtlappprd01.its.auckland.ac.nz:1801/webclient/DeliveryManager?pid=38824&custom_att_2=simple_viewer http://digitool.auckland.ac.nz:1801/webclient/DeliveryManager?pid=38782

Description
Summary:	There is no clear explanation for the evolution of sibling aggression. Experiments have shown that sibling aggression in the south polar skua is not dependent on the amount of food available to chicks during breeding season.